www.hach.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:c4:d7:d8:45:32:d3:2f:47:77:8f:a0:c5:6a:95:31:68:fa was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.hach.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:c4:d7:d8:45:32:d3:2f:47:77:8f:a0:c5:6a:95:31:68:fa
Serial Number (int): 415431394602273155132516936318555784308986
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2c:21:93:6e:a8:30:f0:8f:4a:bb:a1:bc:21:b8:88:8b:6e:8b:2d:72
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 61:89:d5:43:2f:33:8c:cc:63:8c:05:1f:46:68:56:e7:9e:cf:a1:d1
Fingerprint (sha256): 83:5e:02:49:db:13:f6:ff:26:e9:ab:9f:1f:6c:05:36:c9:c1:7b:77:74:f9:57:e5:e5:92:fa:b0:5a:e0:42:6c

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.hach.ch

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.hach.ch

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

hach.ch
www.hach.ch
www2.hach.ch

Other certificates including the domain name hach.ch

(limited to 100 certificates)
www.hach.ch
hach.ch
www.hach.ch
hach.promidata.shop
www.kellerfahnen.ch
hach.ch
hach.promidata.shop
hach.promidata.shop
hach.ch
hach.promidata.shop
test.hach.ch
tcs.test.hach.ch
test.hach.ch
hach.ch
www.kellerfahnen.ch
test.hach.ch
hach.ch
hach.ch
tcs.test.hach.ch
test.hach.ch
tcs.test.hach.ch
www.hach.ch
www.hach.ch
www.kellerfahnen.ch
hach.promidata.shop
hach.promidata.shop
hach.ch
hach.promidata.shop
www.hach.ch
hach.promidata.shop
tcs.test.hach.ch
hach.promidata.shop
www.kellerfahnen.ch
hach.promidata.shop
hach.ch
hach.ch
tcs.test.hach.ch
www.hach.ch
hach.promidata.shop
www.hach.ch
hach.promidata.shop
hach.promidata.shop

Certificate

The complete raw certificate details for www.hach.ch in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 415431394602273155132516936318555784308986
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-29 08:14:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-28 08:14:18 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.hach.ch'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 764146640170360835144733851682208742527809054142622208141546637034996317617904213470081063245123875597674679871039697259905818448000053829947915381738304739589716982031126050295671957045448748567462964298482666759440287619573241162377322878914407202303983858386503888627618890705326299868288596208448681796989063203557807724702161141152757688860169063522675364780178912219591736642905368378547780773075784573038844869277789868550591511719079845750089962147885050055631381691708519950497404183554052185154502583063757289626185598813534406570031680103075839852054236540726981440956859410466319575405237997403115690521063605580556287370297268483604662831519447647884684586076985421517767752071052299053399821945039229880860446568142973952349995979624489864745946307561232821215492813060155949801926193814144813848459829191965305072110594182316539137570555438358382855722081733870685774946210161898697050595938397421744863026595588513867723241906402003286644962162853910794666063210568470872815092623725509623126892785039806623466998575450967448951084217119843985625151720859792732115713180302381339773777487900332367741568725142634992835114152335061628937092732587476592890523916218497931281280807875699071746013447784889739295638490973
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							2c21936ea830f08f4abba1bc21b8888b6e8b2d72
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (73 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.o.lencr.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hach.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.hach.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www2.hach.ch'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018ae037abf90000040300473045022100e5aa8766f05e078bb74969b1a8a6a0cf094309273562dfdc082d85dbb1c8709a0220084537bceb6bc8b63ceab41d24d6fa99e5a75cd28b0b7fec71a9e1b80385d78a007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018ae037ac32000004030047304502204ee24c8c59c271d310043680261167957c4d998a03d21fbb25712d7a730ebea9022100abc5d5a93fbe94f5d2e440a36584e592d980c4b6300ab33d42a63baeffdb857f
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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